Patch 7.3.1228
Problem:    Python: various inconsistencies and problems.
Solution:   StringToLine now supports both bytes() and unicode() objects.
            Make function names consistant.  Fix memory leak fixed in
            StringToLine. (ZyX)
Files:      src/if_py_both.h, src/if_python3.c, src/if_python.c


*** ../vim-7.3.1227/src/if_py_both.h    2013-06-23 13:00:40.000000000 +0200
--- src/if_py_both.h    2013-06-23 13:08:18.000000000 +0200
***************
*** 18,24 ****
  #endif
  
  #ifdef FEAT_MBYTE
! # define ENC_OPT p_enc
  #else
  # define ENC_OPT "latin1"
  #endif
--- 18,24 ----
  #endif
  
  #ifdef FEAT_MBYTE
! # define ENC_OPT ((char *)p_enc)
  #else
  # define ENC_OPT "latin1"
  #endif
***************
*** 92,119 ****
  StringToChars(PyObject *object, PyObject **todecref)
  {
      char_u    *p;
-     PyObject  *bytes = NULL;
  
      if (PyBytes_Check(object))
      {
  
!       if (PyString_AsStringAndSize(object, (char **) &p, NULL) == -1)
!           return NULL;
!       if (p == NULL)
            return NULL;
  
        *todecref = NULL;
      }
      else if (PyUnicode_Check(object))
      {
!       bytes = PyUnicode_AsEncodedString(object, (char *)ENC_OPT, NULL);
!       if (bytes == NULL)
!           return NULL;
  
!       if(PyString_AsStringAndSize(bytes, (char **) &p, NULL) == -1)
            return NULL;
!       if (p == NULL)
            return NULL;
  
        *todecref = bytes;
      }
--- 92,120 ----
  StringToChars(PyObject *object, PyObject **todecref)
  {
      char_u    *p;
  
      if (PyBytes_Check(object))
      {
  
!       if (PyBytes_AsStringAndSize(object, (char **) &p, NULL) == -1
!               || p == NULL)
            return NULL;
  
        *todecref = NULL;
      }
      else if (PyUnicode_Check(object))
      {
!       PyObject        *bytes;
  
!       if (!(bytes = PyUnicode_AsEncodedString(object, ENC_OPT, NULL)))
            return NULL;
! 
!       if(PyBytes_AsStringAndSize(bytes, (char **) &p, NULL) == -1
!               || p == NULL)
!       {
!           Py_DECREF(bytes);
            return NULL;
+       }
  
        *todecref = bytes;
      }
***************
*** 133,138 ****
--- 134,140 ----
  
      if (!(string = PyString_FromString(s)))
        return -1;
+ 
      if (PyList_Append(list, string))
      {
        Py_DECREF(string);
***************
*** 534,543 ****
      }
  
      if (our_tv->v_type == VAR_STRING)
-     {
        result = PyString_FromString(our_tv->vval.v_string == NULL
                                        ? "" : (char *)our_tv->vval.v_string);
-     }
      else if (our_tv->v_type == VAR_NUMBER)
      {
        char buf[NUMBUFLEN];
--- 536,543 ----
***************
*** 3385,3406 ****
      static char *
  StringToLine(PyObject *obj)
  {
!     const char *str;
!     char *save;
!     PyObject *bytes;
!     PyInt len;
!     PyInt i;
!     char *p;
  
!     if (obj == NULL || !PyString_Check(obj))
      {
!       PyErr_BadArgument();
!       return NULL;
      }
  
!     bytes = PyString_AsBytes(obj);  /* for Python 2 this does nothing */
!     str = PyString_AsString(bytes);
!     len = PyString_Size(bytes);
  
      /*
       * Error checking: String must not contain newlines, as we
--- 3385,3415 ----
      static char *
  StringToLine(PyObject *obj)
  {
!     char      *str;
!     char      *save;
!     PyObject  *bytes = NULL;
!     Py_ssize_t        len;
!     PyInt     i;
!     char      *p;
  
!     if (PyBytes_Check(obj))
      {
!       if (PyBytes_AsStringAndSize(obj, &str, &len) == -1
!               || str == NULL)
!           return NULL;
      }
+     else if (PyUnicode_Check(obj))
+     {
+       if (!(bytes = PyUnicode_AsEncodedString(obj, ENC_OPT, NULL)))
+           return NULL;
  
!       if(PyBytes_AsStringAndSize(bytes, &str, &len) == -1
!               || str == NULL)
!       {
!           Py_DECREF(bytes);
!           return NULL;
!       }
!     }
  
      /*
       * Error checking: String must not contain newlines, as we
***************
*** 3439,3445 ****
      }
  
      save[i] = '\0';
!     PyString_FreeBytes(bytes);  /* Python 2 does nothing here */
  
      return save;
  }
--- 3448,3454 ----
      }
  
      save[i] = '\0';
!     Py_XDECREF(bytes);  /* Python 2 does nothing here */
  
      return save;
  }
***************
*** 3568,3577 ****
  
        return OK;
      }
!     else if (PyString_Check(line))
      {
!       char *save = StringToLine(line);
!       buf_T *savebuf;
  
        if (save == NULL)
            return FAIL;
--- 3577,3586 ----
  
        return OK;
      }
!     else if (PyBytes_Check(line) || PyUnicode_Check(line))
      {
!       char    *save = StringToLine(line);
!       buf_T   *savebuf;
  
        if (save == NULL)
            return FAIL;
***************
*** 3821,3827 ****
      /* First of all, we check the type of the supplied Python object.
       * It must be a string or a list, or the call is in error.
       */
!     if (PyString_Check(lines))
      {
        char    *str = StringToLine(lines);
        buf_T   *savebuf;
--- 3830,3836 ----
      /* First of all, we check the type of the supplied Python object.
       * It must be a string or a list, or the call is in error.
       */
!     if (PyBytes_Check(lines) || PyUnicode_Check(lines))
      {
        char    *str = StringToLine(lines);
        buf_T   *savebuf;
***************
*** 5254,5260 ****
      {
        char_u  *result;
  
!       if (PyString_AsStringAndSize(obj, (char **) &result, NULL) == -1)
            return -1;
        if (result == NULL)
            return -1;
--- 5263,5269 ----
      {
        char_u  *result;
  
!       if (PyBytes_AsStringAndSize(obj, (char **) &result, NULL) == -1)
            return -1;
        if (result == NULL)
            return -1;
***************
*** 5269,5279 ****
        PyObject        *bytes;
        char_u  *result;
  
!       bytes = PyUnicode_AsEncodedString(obj, (char *)ENC_OPT, NULL);
        if (bytes == NULL)
            return -1;
  
!       if(PyString_AsStringAndSize(bytes, (char **) &result, NULL) == -1)
            return -1;
        if (result == NULL)
            return -1;
--- 5278,5288 ----
        PyObject        *bytes;
        char_u  *result;
  
!       bytes = PyUnicode_AsEncodedString(obj, ENC_OPT, NULL);
        if (bytes == NULL)
            return -1;
  
!       if(PyBytes_AsStringAndSize(bytes, (char **) &result, NULL) == -1)
            return -1;
        if (result == NULL)
            return -1;
*** ../vim-7.3.1227/src/if_python3.c    2013-06-13 20:57:44.000000000 +0200
--- src/if_python3.c    2013-06-23 13:08:18.000000000 +0200
***************
*** 84,96 ****
  
  #define PyInt Py_ssize_t
  #define PyString_Check(obj) PyUnicode_Check(obj)
- #define PyString_AsBytes(obj) PyUnicode_AsEncodedString(obj, (char *)ENC_OPT, 
CODEC_ERROR_HANDLER)
- #define PyString_FreeBytes(obj) Py_XDECREF(bytes)
- #define PyString_AsString(obj) PyBytes_AsString(obj)
- #define PyString_Size(obj) PyBytes_GET_SIZE(bytes)
  #define PyString_FromString(repr) PyUnicode_FromString(repr)
  #define PyString_FromFormat PyUnicode_FromFormat
- #define PyString_AsStringAndSize(obj, buffer, len) 
PyBytes_AsStringAndSize(obj, buffer, len)
  #define PyInt_Check(obj) PyLong_Check(obj)
  #define PyInt_FromLong(i) PyLong_FromLong(i)
  #define PyInt_AsLong(obj) PyLong_AsLong(obj)
--- 84,91 ----
***************
*** 357,363 ****
  # endif
  static PyObject* (*py3_PyUnicode_AsEncodedString)(PyObject *unicode, const 
char* encoding, const char* errors);
  static char* (*py3_PyBytes_AsString)(PyObject *bytes);
! static int (*py3_PyBytes_AsStringAndSize)(PyObject *bytes, char **buffer, int 
*length);
  static PyObject* (*py3_PyBytes_FromString)(char *str);
  static PyObject* (*py3_PyFloat_FromDouble)(double num);
  static double (*py3_PyFloat_AsDouble)(PyObject *);
--- 352,358 ----
  # endif
  static PyObject* (*py3_PyUnicode_AsEncodedString)(PyObject *unicode, const 
char* encoding, const char* errors);
  static char* (*py3_PyBytes_AsString)(PyObject *bytes);
! static int (*py3_PyBytes_AsStringAndSize)(PyObject *bytes, char **buffer, 
Py_ssize_t *length);
  static PyObject* (*py3_PyBytes_FromString)(char *str);
  static PyObject* (*py3_PyFloat_FromDouble)(double num);
  static double (*py3_PyFloat_AsDouble)(PyObject *);
*** ../vim-7.3.1227/src/if_python.c     2013-06-12 14:40:58.000000000 +0200
--- src/if_python.c     2013-06-23 13:08:18.000000000 +0200
***************
*** 68,79 ****
  #undef main /* Defined in python.h - aargh */
  #undef HAVE_FCNTL_H /* Clash with os_win32.h */
  
! #define PyBytes_FromString PyString_FromString
! #define PyBytes_Check PyString_Check
! 
! /* No-op conversion functions, use with care! */
! #define PyString_AsBytes(obj) (obj)
! #define PyString_FreeBytes(obj)
  
  #if !defined(FEAT_PYTHON) && defined(PROTO)
  /* Use this to be able to generate prototypes without python being used. */
--- 68,76 ----
  #undef main /* Defined in python.h - aargh */
  #undef HAVE_FCNTL_H /* Clash with os_win32.h */
  
! #define PyBytes_FromString      PyString_FromString
! #define PyBytes_Check           PyString_Check
! #define PyBytes_AsStringAndSize PyString_AsStringAndSize
  
  #if !defined(FEAT_PYTHON) && defined(PROTO)
  /* Use this to be able to generate prototypes without python being used. */
*** ../vim-7.3.1227/src/version.c       2013-06-23 13:00:40.000000000 +0200
--- src/version.c       2013-06-23 13:07:40.000000000 +0200
***************
*** 730,731 ****
--- 730,733 ----
  {   /* Add new patch number below this line */
+ /**/
+     1228,
  /**/

-- 
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       Quite indefatigable
       Between our quests
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       And impersonate Clark Gable
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                 "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD

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